A runner is participating in a Boston marathon. He has run 12 miles out of a 26.2-mile section. What percent of the course has he run so far?

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

41/17 as a decimal rounded to the nearest hundredth

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28